Where does “Oost-Souburg” come from?

Oost-Souburg (Dutch) comes from Dutch burg, from Middle Dutch burch, from Middle English birche, from Old English birċe, from Proto-West Germanic birkijā, from Proto-Germanic birkijǭ, from Proto-Indo-European bʰerHǵos — birch.

Ancestry of “Oost-Souburg”, step by step

Oost-Souburg traces back through 3 separate lines of ancestry.

via Dutch burg

StepLanguageWordMeaning
1DutchburgAlternative form of burcht, "now rarely used...
2Middle DutchburchAlternative form of borch
3Middle Englishbirchebirch; mastic
4Old Englishbirċe
5Proto-West Germanicbirkijābirch
6Proto-Germanicbirkijǭbirch
7Proto-Indo-EuropeanbʰerHǵosbirch

via Dutch oost

StepLanguageWordMeaning
1Dutchoosteast; eastwards
2Middle Dutchoost
3Old Dutchōst
4Old Norseaustreast
5Proto-Germanicaustrąeast; east, eastward
6Proto-Germanicaustrazeast, eastern
7Proto-Indo-European*h₂éwsterosin the direction of dawn, east

via Dutch zuid

StepLanguageWordMeaning
1Dutchzuidsouth; southwards
2Old Dutchsūth
3Proto-West Germanic*sunþrsouthern, southernly
4Proto-Germanicsunþrąsouth; south, southward
5Proto-Indo-Europeansóh₂wl̥sun
Every word from Proto-Indo-European bʰerHǵos